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Finding the Fourth Proportional to 171,251.67, 256,902.11 and 52,932.23

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Solution

The fourth proportional to 171,251.67, 256,902.11 and 52,932.23 is: 79,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,251.67 : 256,902.11 = 52,932.23 : x
  2. Step 2: Convert to fraction form
    171,251.67/256,902.11 = 52,932.23/x
  3. Step 3: Cross multiply
    171,251.67x = 256,902.11 × 52,932.23
  4. Step 4: Simplify right side
    171,251.67x = 13,598,402,482.91
  5. Step 5: Solve for x
    x = 13,598,402,482.91/171,251.67
  6. Step 6: Final answer
    x = 79,405.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.